Utvärdering av ett försök med flyg- och bottenaska som vägmaterial

1. Introduktion........................................................................................................................ 2
2. Sammanfattning ................................................................................................................. 4
3. Inledning............................................................................................................................. 5
3.1. Bakgrund .................................................................................................................... 5
3.2. Syfte ........................................................................................................................... 5
3.3. Metod ......................................................................................................................... 5
4. Provvägen........................................................................................................................... 6
4.1. Geografisk lokalisering .............................................................................................. 6
4.2. Geologi och hydrologi................................................................................................ 7
5. Materialens sammansättning.............................................................................................. 7
5.1. Bottenaska .................................................................................................................. 7
5.2. Flygaska ..................................................................................................................... 8
6. Fältarbete............................................................................................................................ 8
6.1. Förundersökningar i fält............................................................................................. 8
6.2. Provsträckornas uppbyggnad och placering............................................................... 9
6.2.1. Bottenaska .......................................................................................................... 9
6.2.2. Flygaska ........................................................................................................... 10
6.2.3. Mesa ................................................................................................................. 10
6.3. Uppföljning .............................................................................................................. 10
6.3.1. Bärighetsegenskaper......................................................................................... 10
6.3.2. Driftsegenskaper............................................................................................... 13
6.3.3. Provgropsgrävning ........................................................................................... 14
7. Slutsatser .......................................................................................................................... 15
7.1. Bärighet .................................................................................................................... 15
7.2. Produktion ................................................................................................................ 16
7.3. Drift .......................................................................................................................... 17
8. Sammanfattande slutsatser och vidare arbete................................................................... 17
9. Källor................................................................................................................................ 19
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